TWM494780U - Lifting device with support - Google Patents

Description

Supported lifting and lowering device

The present invention relates to a lifting and lowering movable device, in particular to a lifting and lowering device which can be controlled by an operation to perform lifting, pivoting and the like, and automatically generates a supporting positioning effect after the operation is stopped.

The conventional lifting mechanism with simple operation and height adjustment and position is simpler, and is similar to the common office air pressure chair structure. The seat is placed on a tripod with a roller through a pneumatic device, and the pneumatic device is Through a control switch operation, the seat can be adjusted and fixed at different heights to meet the needs of different heights; however, this structure can only produce height adjustment and positioning, and can not produce other (such as : Changes in the direction of the front, back, or left and right, which limits their application.

In addition, a rod (or a plurality of connecting rods) is coupled with at least one pneumatic element (pneumatic cylinder) to connect a mounting platform (a keyboard, a screen), which is designed to support the pneumatic element. Slightly larger than the total weight of the mounting platform (keyboard, screen), so that the mounting platform (keyboard, screen) can be maintained at the adjusted position to form a balanced state after adjusting the position; The characteristics of the rod (or multiple links) are adjusted in multiple directions, such as height and front and rear. However, in practical applications, the balance between the mounting platform and the pneumatic element is highly susceptible to external forces (for example, when operating the keyboard, It is destroyed by the action of placing it on the mounting platform, forming an application deficiency.

In view of the above shortcomings of the lifting mechanism, the creators have studied and improved the shortcomings of these shortcomings, and finally have this creation.

The main purpose of the present invention is to provide a supporting lifting and lowering device, which is supported by a link assembly between a preset load bearing assembly and a mounting platform set, and a damping mechanism is provided with the connecting rod assembly and the bearing assembly. The damper mechanism is retractable by operation control, and automatically generates positioning characteristics after the operation is stopped, so that the mounting platform group can form an effective support after adjusting the position.

Another object of the present invention is to provide a supporting lifting and lowering device, which can be arranged between different bearing assemblies and mounting platform groups according to different needs, thereby increasing the overall application. Scope to enhance the added value of the product.

Another object of the present invention is to provide a supporting lifting and lowering device, which can form a parallelogram connection by using the connecting rod assembly and the supporting platform assembly, so that the lifting and lowering can be freely raised and lowered in a certain angle range. Activities, front-to-back activities, or left and right activities, and in the course of various relative activities, the platform group maintains a horizontal position to enhance the convenience of use.

Another object of the present invention is to provide a supporting lifting and lowering device, which can be further used in combination with a pivoting seat, so that the mounting platform group can further have the function of rotating left and right in addition to the relative movement, and further increase the use. Convenience.

In order to achieve the above objectives and effects, the technical means adopted by the present invention include: a load bearing assembly having a joint portion at a local position; a receiving platform group having a joint portion; and a link assembly being parallel a first connecting rod and a second connecting rod, wherein the first and second connecting rods are respectively pivotally disposed at a connecting portion of the carrying assembly, and the other ends of the first and second connecting rods are pivoted Provided on the connecting portion of the receiving platform group, and the pivotal positions of the first and second connecting rods and the bearing assembly and the receiving platform group form a parallelogram arrangement; a damping mechanism is composed of a damping element and a The control switch is composed of the damper element disposed between the link assembly and the load bearing assembly, and the damper element is coupled to the control switch via a control clue. When the control switch is touched, the damper element can be subjected to The force is operated to expand and contract, so that the bearing platform group can be pivoted relative to the load bearing member via the relative pivoting of the first and second connecting rods, and the lifting and lowering activities are performed in parallel with the load bearing assembly. When the control switch is released, the damping component cannot be formed. Reduced lock catch is positioned.

According to the above structure, the carrier assembly is provided with a first pivoting seat, the first connection A second pivoting seat is further disposed on the rod, and the damping element is respectively pivotally disposed on the first and second pivoting seats at two ends.

According to the above structure, the carrier assembly is a base, and the first pivoting seat is disposed on the base.

According to the above structure, the bearing assembly is composed of a guide post, a pivoting seat and a stopping member. The pivoting seat and the stopping member are sleeved in the middle portion of the guiding column, and the stopping member is fixed. Under the pivoting seat, the blocking seat is configured to maintain the preset height position on the guide post and freely pivoted by the blocking of the blocking member, and the first pivoting seat is disposed on the pivoting seat on.

According to the above structure, one end of the guide post is provided with a clamp capable of being clamped on a predetermined object or a plane and forming a fixed fixture.

According to the above structure, the mounting platform group has a pivoting member that simultaneously connects the first and second connecting rods, and a pivoting bracket, and a pivoting shaft parallel to the guiding post is disposed on the pivoting member. The pivoting bracket is provided with a connecting member pivoted on the pivoting shaft, and the connecting member is rotated on the pivoting shaft, so that the receiving platform group can be front and rear, left and right relative to the carrying component in a partial range. And activities up and down.

According to the above structure, the middle portion of the pivoting bracket is provided with an adjusting fixture capable of adjusting the fixed position, and the adjusting fixture is further provided with a fixing seat.

According to the above structure, the mounting platform group is composed of a first receiving platform and a second receiving platform, and the first and second receiving platforms are connected by an extension bracket.

According to the above structure, the control opening relationship is disposed on one side of the second receiving platform.

According to the above structure, the first and second mounting platforms extend parallel to each other and have a height difference.

In order to achieve a more specific understanding of the above objectives, effects and features of this creation, the following figures are illustrated as follows:

1, 5‧‧‧ Carrying components

11, 211, 521, 661‧ ‧ link

12, 523‧‧‧ first pivoting seat

2, 6‧‧ ‧ platform group

21, 61‧‧‧ first platform

22, 62‧‧‧ second platform

23, 63‧‧‧ Extended bracket

3, 7‧‧‧ linkage components

31, 71‧‧‧ first link

311, 711‧‧‧ second pivoting seat

32, 72‧‧‧ second link

4, 8‧‧ ‧ damping mechanism

41, 81‧‧‧ damping element

42, 82‧‧‧ control switch

421, 821‧‧ ‧ picks

43, 83‧‧‧ Control clues

51‧‧‧ Guide column

52‧‧‧ pivot seat

522‧‧‧ internal pivot

53‧‧‧stops

54‧‧‧ fixture

611‧‧‧ first pivot

621‧‧‧Second pivot

64‧‧‧ pivot bracket

641‧‧‧Links

65‧‧‧ Fixed seat

651‧‧‧Adjustment fixture

66‧‧‧ pivotal parts

662‧‧‧ pivot shaft

A, B, C, D, E, F, G, H‧‧ Axis

Fig. 1 is a schematic perspective view showing the first embodiment of the present invention.

Fig. 2 is a schematic view showing the side view plane structure of the first embodiment of the present invention and its state at a high support position.

Fig. 3 is a schematic view showing the state in which the first embodiment of the present invention is located at a low support position.

Fig. 4 is a perspective view showing the structure of the second embodiment of the present invention.

Fig. 5 is a schematic view showing the side view plane structure of the second embodiment of the present invention and its state at a low support position.

Fig. 6 is a schematic view showing the state of the second embodiment of the present invention when the second receiving platform is folded upward.

Fig. 7 is a schematic view showing the state in which the second embodiment of the present invention is located at a high support position.

Figure 8 is a schematic plan view of a plan view of a second embodiment of the present invention.

Fig. 9 is a schematic view showing the state of the left and right pivoting of the second embodiment of the present invention.

Referring to Figures 1 and 2, it can be seen that the structure of the first embodiment of the present invention includes: a carrier assembly 1, a mounting platform group 2, a link assembly 3, a damping mechanism 4, and the like, wherein the carrier assembly 1 is partially A connecting portion 11 is disposed at the position, and the first pivoting seat 12 is disposed in the connecting portion 11.

In this embodiment, the carrier assembly 1 is a one-piece base, and the base is stably placed on a predetermined plane, and the connecting portion 11 and the first pivoting seat 12 are disposed. On the base.

The mounting platform group 2 can be composed of a first mounting platform 21 and a second mounting platform 22, and the first and second mounting platforms 21 and 22 are connected and joined by an extension bracket 23, and the The first and second receiving platforms 21 and 22 extend parallel to each other and have a height difference, and a connecting portion 211 is disposed on the first receiving platform 21 .

The connecting rod assembly 3 is composed of a first connecting rod 31 and a second connecting rod 32 which are parallel to each other. The first and second connecting rods 31 and 32 are respectively pivoted at one end thereof via the shafts A and B. The other ends of the first and second links 31 and 32 are pivotally connected to the connecting portion 211 of the mounting platform group 2 via the axes C and D, and the axes A, B, and C are connected to the connecting portion 11 of the module 1. The position of D is exactly a parallelogram arrangement, and the first link 31 is provided with a first Two pivoting seats 311.

In the drawings disclosed in the embodiment, the first and second links 31 and 32 are It can be arranged in a hollow and adjacent sleeve, so that it does not interfere with each other during the actual pivoting process.

The damping mechanism 4 is composed of a damping element 41 (which can be a gas with a locking function) And a control switch 42 is respectively disposed between the second pivoting seat 311 of the first connecting rod 31 and the first pivoting seat 12 of the carrier assembly 1, and the damping The component 41 is coupled to the control switch 42 via a control clue 43. The control switch 42 can be disposed on one side of the second receiving platform 22 and has an operable paddle 421. When the 421 is touched, the control switch 42 can control the damper member 41 to be stretched by an external force, and when the paddle 421 is released, the damper member 41 forms an unlockable lock.

Please refer to FIG. 3, it can be seen that when the first embodiment of the present creation is adjusted, When the paddle 421 is pressed, the operator can push or press the second receiving platform 22 at the same time, so that the receiving platform group 2 can drive the first and second links 31 and 32 to pivot relative to each other. During the rotation, the connecting line formed by the axes C and D can be kept parallel with the line formed by the axes A and B (parallelogram arrangement), so the receiving platform group 2 can remain parallel to the bearing. The direction of the assembly 1 is forward and backward and the lifting movement; at the same time, as the first link 31 pivots, the damping element 41 can be forced to expand and contract.

When the platform group 2 is moved to the desired position, the operator can release The paddles 421 are configured such that the damping element 41 is locked and cannot be expanded and contracted, and the mounting platform group 2 can be positioned, so that even the mounting platform group 2 (first and second mounting platforms 21, 22) When an external force is applied (for example, when the keyboard is placed on the second mounting platform 22 by hand), unintended displacement is not easily generated, thereby improving the convenience in use.

Please refer to Figures 4, 5 and 8 for the structure package of the second embodiment of the present creation. The bearing assembly 5, the mounting platform assembly 6, the connecting rod assembly 7, and the damper mechanism 8 and the like, wherein the carrying assembly 5 can be composed of a guiding post 51, a pivoting seat 52, and a stopping member 53. One end of the guide post 51 is provided with a clamp 54 that can be clamped on a predetermined object or a plane and is fixed. The pivoting seat 52 and the stopping member 53 are sleeved in the middle of the guiding post 51, and the stopping member 53 is fastened. solid The pivoting seat 52 is disposed below the pivoting seat 52, and the pivoting seat 52 can be pivoted on the guide post 51 by a predetermined height position, and is pivoted on the pivoting seat 52. The connecting portion 521 has an inner pivot 522 disposed therein, and a first pivoting seat 523 is pivotally mounted on the inner pivot 522.

The mounting platform group 6 can be composed of a first receiving platform 61, a second receiving platform 62, a pivoting bracket 64 and a pivoting member 66. The first and second mounting platforms 61 and 62 are disposed between the first and second mounting platforms 61 and 62. The first and second mounting platforms 61, 62 are connected in parallel with each other and have a height difference.

The pivoting member 66 has a connecting portion 661 and a pivoting shaft 662 parallel to the guiding post 51. The pivoting bracket 64 is coupled to the first receiving platform 61 (or the second receiving platform 62) at one end. The upper part of the pivoting bracket 64 is provided with a connecting member 641 and an adjusting fixture 651. The connecting member 641 is pivotally mounted on the pivoting shaft 662, and the adjusting clamp 651 can be adjusted and fixed in the middle of the pivoting bracket 64. The fixing fixture 65 is further provided with a fixing base 65 for connecting and fixing other devices (such as a liquid crystal screen).

In a possible embodiment, the first mounting platform 61 can be pivotally connected to the end of the pivot bracket 64 via a first pivot 611. The extension bracket 63 can be coupled to the first mounting platform 61. The second mounting platform 62 is pivotally connected to the end of the extension bracket 63 via a second pivot 621.

The connecting rod assembly 7 is composed of a first connecting rod 71 and a second connecting rod 72 which are parallel to each other. The first and second connecting rods 71 and 72 are respectively pivoted at one end thereof via the shafts E and F. The other ends of the first and second links 71 and 72 are pivotally connected to the joint portion 661 of the mounting platform group 6 via the shafts G and H, and the axes E, F, G, The position of H is formed into a parallelogram arrangement, and a second pivot seat 711 is disposed on the first link 71.

In the drawings disclosed in the embodiment, the first and second links 71 and 72 can be arranged in a hollow manner and adjacently arranged, so that they do not interfere with each other during the actual pivoting process. The situation happened.

The damper mechanism 8 is composed of a damper member 81 (which can be a pneumatic cylinder having a locking function) and a control switch 82. The damper member 81 is respectively pivoted to the first connection. The second pivoting seat 711 of the rod 71 and the first pivoting seat 523 of the carrier assembly 5, and the damping element 81 is coupled to the control switch 82 via a control clue 83. The control switch 82 can be disposed on the control switch 82. The second receiving platform 62 has one side and has an operable paddle 821. When the paddle 821 is pressed, the control switch 82 can control the damping element 81 to be operated by an external force to expand and contract. When the paddle 821 is released, the damper member 81 forms a lock that cannot be stretched.

Please refer to the figures in Figures 6, 7, and 9. It can be seen that the second embodiment of the present creation is in the adjustment position. When the paddle 821 is pressed, the operator can push or press the second receiving platform 62 at the same time, so that the receiving platform group 6 can drive the first and second links 71, 72 to pivot relative to each other. And during the pivoting process, the connection formed by the axes G, H can be kept parallel with the line formed by the axes E, F (parallelogram arrangement), so the mounting platform group 6 can be maintained The front, rear, and lifting movements are performed in parallel with the direction of the load bearing assembly 5. At the same time, as the first link 71 pivots, the damping element 81 can be forced to expand and contract.

When the platform group 6 is moved to the desired position, the operator can release The paddle 821 causes the damping element 81 to be locked so as not to expand and contract, and the mounting platform group 6 can be positioned, so that even the mounting platform group 6 (first and second mounting platforms 61, 62) When an external force is applied (for example, when the keyboard is placed on the second mounting platform 62 by hand), unintended displacement is not easily generated, thereby improving the convenience in use.

In a practical application, the second receiving platform 62 can be a second pivot 621 The first receiving platform 61 can also be folded upward (not shown) by taking the first pivoting shaft 611 as an axis, thereby reducing the overall folding after being folded upward (as shown in FIG. 6). The space occupied.

And if the first and second mounting platforms 61, 62 are pushed toward the left (or right) The pivoting bracket 64 (the connecting member 641) can be pivoted relative to the pivoting member 66, and the pivoting seat 52 can be pivoted relative to the guiding post 51 to make the first and second mounting platforms 61, 62 During the left shift (or right shift), it is still possible to remain forward (initial direction) without skewing with the link assembly 7 to further provide ease of use.

In summary, the lifting and lowering device supported by the creation can be easily achieved. The operation is controlled by multi-directional activities, and the effect of supporting positioning is automatically generated after the operation is stopped. It is a novel and progressive creation, and a new type of patent is filed according to law; The content is only for the description of the preferred embodiment of the present invention, and any changes, modifications, changes or equivalent replacements that extend to the technical means and scope of the present invention are also included in the scope of the patent application of the present invention.

1‧‧‧Loading components

11, 211‧‧‧ Linkage Department

12‧‧‧First pivoting seat

2‧‧‧Installing platform group

21‧‧‧First platform

22‧‧‧Second-mounted platform

23‧‧‧Extension bracket

3‧‧‧ Connecting rod assembly

31‧‧‧ first link

311‧‧‧Second pivoting seat

32‧‧‧Second link

4‧‧‧damper mechanism

41‧‧‧damage element

42‧‧‧Control switch

421‧‧ ‧ picks

43‧‧‧Control clues

A, B, C, D‧‧‧ axes

Claims (10)

A supporting lifting and lowering device comprises at least: a bearing assembly having a connecting portion at a local position; a receiving platform group having a connecting portion; and a connecting rod assembly being connected by a first connecting rod And a second connecting rod, wherein the first and second connecting rods are respectively pivotally disposed on the connecting portion of the carrying assembly, and the other ends of the first and second connecting rods are pivotally mounted on the receiving platform The pivoting position of the first and second links and the bearing assembly and the mounting platform group form a parallelogram arrangement; a damping mechanism is composed of a damping component and a control switch, The damper element is disposed between the link assembly and the load bearing assembly, and the damper element is coupled to the control switch via a control clue. When the control switch is touched, the damper element can be operated by force and expand and contract, so that The receiving platform group can be pivoted relative to the load bearing assembly via the relative pivoting of the first and second connecting rods, and the lifting and lowering activities of the bearing assembly are performed. When the control switch is released, the damping element forms an unlocking position. The supporting lifting device as claimed in claim 1, wherein the carrying member is provided with a first pivoting seat, and the first connecting rod is further provided with a second pivoting seat, the damping component is The two ends are respectively pivotally disposed on the first and second pivoting seats. The supporting lifting device as described in claim 2, wherein the carrying member is a base, and the first pivoting seat is disposed on the base. The supporting lifting device as claimed in claim 2, wherein the bearing assembly is composed of a guiding column, a pivoting seat and a stopping member, and the pivoting seat and the stopping member are sleeved. In the middle of the guide post, and the blocking member is fixed under the pivoting seat, and the blocking member can block the pivoting seat to maintain a preset height position on the guide post and freely pivot, and The first pivoting seat is disposed on the pivoting seat. A lifting and lowering device as claimed in claim 4, wherein One end of the guide post is provided with a clamp capable of being clamped on a preset object or a plane and forming a fixed fixture. The supporting lifting device as claimed in claim 4, wherein the receiving platform group has a pivoting member that simultaneously connects the first and second connecting rods, and a pivoting bracket on the pivoting member a pivoting shaft parallel to the guiding post is disposed on the pivoting bracket, and a connecting member pivoted on the pivoting shaft is disposed on the pivoting bracket, and the connecting member is rotated on the pivoting shaft to set the mounting platform The front and rear, left and right, and up and down activities can be performed in a partial range with respect to the load bearing assembly. The supporting lifting device according to the sixth aspect of the invention, wherein the middle portion of the pivoting bracket is provided with an adjusting fixture capable of adjusting a fixed position, and the adjusting fixture is further provided with a fixing seat. The supporting lifting device as described in claim 1, wherein the receiving platform group is composed of a first receiving platform and a second receiving platform, and the first and second mounting platforms are The inter-system is joined by an extension bracket. The supporting lifting device according to claim 8 , wherein the control opening relationship is disposed on one side of the second receiving platform. The supporting lifting device according to claim 8 , wherein the first and second mounting platforms extend parallel to each other and have a height difference.